©Shaun Liverpool, Catarina Pinheiro Mota, Célia M D Sales, Anja Čuš, Sara Carletto, Camellia Hancheva, Sónia Sousa, Sonia Conejo Cerón, Patricia Moreno-Peral, Giada Pietrabissa, Bettina Moltrecht, Randi Ulberg, Nuno Ferreira, Julian Edbrooke-Childs. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 23.06.2020.
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